Home / 123,129.53-184,694.31-29,635.28

Finding the Fourth Proportional to 123,129.53, 184,694.31 and 29,635.28

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Solution

The fourth proportional to 123,129.53, 184,694.31 and 29,635.28 is: 44,452.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,129.53 : 184,694.31 = 29,635.28 : x
  2. Step 2: Convert to fraction form
    123,129.53/184,694.31 = 29,635.28/x
  3. Step 3: Cross multiply
    123,129.53x = 184,694.31 × 29,635.28
  4. Step 4: Simplify right side
    123,129.53x = 5,473,466,667.79
  5. Step 5: Solve for x
    x = 5,473,466,667.79/123,129.53
  6. Step 6: Final answer
    x = 44,452.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.